diff --git a/dev.sln b/dev.sln
deleted file mode 100644
index 22e8020..0000000
--- a/dev.sln
+++ /dev/null
@@ -1,24 +0,0 @@
-Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 17
-VisualStudioVersion = 17.5.2.0
-MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CSHARP", "CSHARP\CSHARP.csproj", "{CF022C7B-CAF3-706D-67E1-FB93518229B7}"
-EndProject
-Global
-	GlobalSection(SolutionConfigurationPlatforms) = preSolution
-		Debug|Any CPU = Debug|Any CPU
-		Release|Any CPU = Release|Any CPU
-	EndGlobalSection
-	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{CF022C7B-CAF3-706D-67E1-FB93518229B7}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{CF022C7B-CAF3-706D-67E1-FB93518229B7}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{CF022C7B-CAF3-706D-67E1-FB93518229B7}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{CF022C7B-CAF3-706D-67E1-FB93518229B7}.Release|Any CPU.Build.0 = Release|Any CPU
-	EndGlobalSection
-	GlobalSection(SolutionProperties) = preSolution
-		HideSolutionNode = FALSE
-	EndGlobalSection
-	GlobalSection(ExtensibilityGlobals) = postSolution
-		SolutionGuid = {76FBB0C6-8B4A-407C-A928-AAC1485B9A09}
-	EndGlobalSection
-EndGlobal